mtodoff
struct mtw_rxd *pkt = mtodoff(m, struct mtw_rxd *, offset);
ip = mtodoff(m, struct ip *, hoff);
th = mtodoff(m, struct tcphdr *, hoff + iphlen);
ip = mtodoff(m, struct ip *, hoff);
th = mtodoff(m, struct tcphdr *, hoff + iphlen);
ip = mtodoff(m, struct ip *, hoff);
ip = mtodoff(m, struct ip *, hoff);
ip = mtodoff(m, struct ip *, hoff);
#define mtodo(m, off) mtodoff((m), void *, (off))
struct iwm_rx_packet *pkt = mtodoff(m, struct iwm_rx_packet *, offset);
struct iwm_rx_packet *pkt = mtodoff(m, struct iwm_rx_packet *,
struct iwm_rx_packet *nextpkt = mtodoff(m,
ip = mtodoff(m, struct ip *, hoff);
ip = mtodoff(m, struct ip *, hoff);
ip = mtodoff(m, struct ip *, hoff);
ip = mtodoff(m, struct ip *, hoff);
icp = mtodoff(m, struct icmp *, hlen);
icp = mtodoff(m, struct icmp *, hlen);
icp = mtodoff(m, struct icmp *, hlen);
icp = mtodoff(m, struct icmp *, hlen);
mpls = mtodoff(m, struct mpls *, hoff);